Java VisualizationServer类代码示例

import edu.uci.ics.jung.visualization.VisualizationServer; //导入依赖的package包/类
/**
* zoom the display in or out, depending on the direction of the
* mouse wheel motion.
*/
  public void scale(VisualizationServer vv, float amount, Point2D from) {
      
      Point2D ivtfrom = vv.getRenderContext().getMultiLayerTransformer().inverseTransform(Layer.VIEW, from);
      MutableTransformer modelTransformer = vv.getRenderContext().getMultiLayerTransformer().getTransformer(Layer.LAYOUT);
      modelTransformer.scale(amount, amount, ivtfrom);
      vv.repaint();
  }
 

import edu.uci.ics.jung.visualization.VisualizationServer; //导入依赖的package包/类
public BetterShapePickSupport(VisualizationServer<V, E> vv) {
	this.vv = vv;
}
 

import edu.uci.ics.jung.visualization.VisualizationServer; //导入依赖的package包/类
/**
* zoom the display in or out, depending on the direction of the
* mouse wheel motion.
*/
  public void scale(VisualizationServer vv, float amount, Point2D from) {
      MutableTransformer viewTransformer = vv.getRenderContext().getMultiLayerTransformer().getTransformer(Layer.VIEW);
      viewTransformer.scale(amount, amount, from);
      vv.repaint();
  }
 

import edu.uci.ics.jung.visualization.VisualizationServer; //导入依赖的package包/类
/**
 * Creates a <code>ShapePickSupport</code> for the <code>vv</code>
 * VisualizationServer, with the specified pick footprint and
 * the default pick style.
 * The <code>VisualizationServer</code> is used to access 
 * properties of the current visualization (layout, renderer,
 * coordinate transformations, vertex/edge shapes, etc.).
 * @param vv source of the current <code>Layout</code>.
 * @param pickSize the size of the pick footprint for line edges
 */
public ShapePickSupport(VisualizationServer<V,E> vv, float pickSize) {
	this.vv = vv;
    this.pickSize = pickSize;
}
 

import edu.uci.ics.jung.visualization.VisualizationServer; //导入依赖的package包/类
/**
    * Creates a <code>ShapePickSupport</code> for the <code>vv</code>
    * VisualizationServer, with the specified pick footprint.
    * The <code>VisualizationServer</code> is used to fetch the current
    * <code>Layout</code>. 
    * @param vv source of the current <code>Layout</code>.
    * @param pickSize the size of the pick footprint for line edges
 */
public ClosestShapePickSupport(VisualizationServer<V,E> vv, float pickSize)
{
	this.vv = vv;
	this.pickSize = pickSize;
}
 

import edu.uci.ics.jung.visualization.VisualizationServer; //导入依赖的package包/类
/**
 * Create an instance.
 * The HasGraphLayout is used as the source of the current
 * Graph Layout. The HasShapes
 * is used to access the VertexShapes and the EdgeShapes
 * @param hasGraphLayout source of the current layout.
 * @param hasShapeFunctions source of Vertex and Edge shapes.
 * @param pickSize how large to make the pick footprint for line edges
 */
public ViewLensShapePickSupport(VisualizationServer<V,E> vv, float pickSize) {
	super(vv, pickSize);
}
 

import edu.uci.ics.jung.visualization.VisualizationServer; //导入依赖的package包/类
/**
 * Create an instance.
 * The HasGraphLayout is used as the source of the current
 * Graph Layout. The HasShapes
 * is used to access the VertexShapes and the EdgeShapes
 * @param hasGraphLayout source of the current layout.
 * @param hasShapeFunctions source of Vertex and Edge shapes.
 * @param pickSize how large to make the pick footprint for line edges
 */
public LayoutLensShapePickSupport(VisualizationServer<V,E> vv, float pickSize) {
	super(vv,pickSize);
}
 

import edu.uci.ics.jung.visualization.VisualizationServer; //导入依赖的package包/类
/**
 * zoom the display in or out
 * @param vv the VisualizationViewer
 * @param amount how much to adjust scale by
 * @param at where to adjust scale from
 */
void scale(VisualizationServer<?,?> vv, float amount, Point2D at);